<body>
    <canvas id="1" width="200" height="200"></canvas>
    <br>
    <canvas id="2" width="400" height="300"></canvas>
    <br>
    <canvas id="3" width="800" height="250"></canvas>
    <script src="bubbly-bg.js"></script>
    <script>
        bubbly({canvas: document.getElementById("1")});
        bubbly({canvas: document.getElementById("2")});
        bubbly({canvas: document.getElementById("3")});
    </script>
</body>
